81743404

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{659221}}^1$

素因数の和:659256

約数の個数: 12

約数和(自身を含む): 147665728

約数和(自身を除く): 65922324

約数列:

[1, 2, 4, 31, 62, 124, 659221, 1318442, 2636884, 20435851, 40871702, 81743404]

約数ペア:

[(1, 81743404), (2, 40871702), (4, 20435851), (31, 2636884), (62, 1318442), (124, 659221)]